[27847] in Kerberos

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Re: Use ssh key to acquire TGT?

daemon@ATHENA.MIT.EDU (Ken Hornstein)
Fri Jun 1 09:34:57 2007

Message-Id: <200706011333.l51DXvgl006158@ginger.cmf.nrl.navy.mil>
To: kerberos@mit.edu
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Date: Fri, 01 Jun 2007 09:33:58 -0400
From: Ken Hornstein <kenh@cmf.nrl.navy.mil>
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>One of these days I'm going to request (for HCOOP) crossrealm trusts
>with the top 10 computer science universities in the USA [*] and
>document (a) my success rate, (b) how many emails it took, and (c) how
>many months from first request to working trust entry.  Hopefully a
>published case study like this will get people to stop pretending that
>crossrealm is actually a legitimate general-purpose solution.

I may be an extreme case, but I have 20 cross-realm keys.  But I
understand your point ... considering all of the confusion about
cross-realm authentication and what it means, sometimes it can be very
hard to convince the right person to make it happen.  And I see from my
list of realms I cross-realm with that it's all based on personal
relationships I have with the admins of those realms.  If I wanted to
cross-realm with, say, Stanford (who we don't currently cross-realm
with) I assume I could just call Russ and we'd take care of it in a few
minutes.  Or maybe not :-)  But a cold-call for doing Kerberos cross-realm
would be a bit of a challenge.

One suggestion?  One-way cross-realm (cross-realm into your realm) might
be easier to swing.

--Ken
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